Individual Calculations January 2018
 Arko-Dadzie, George Kweku  Total change: -31.20  Rating chartPersonal card
 3rd Tema International Classic Tourney Accra GHA 2017-12-16
RcRownchangeKK*chgGame
 1753 1571 0.00 5 -1.56 20 -31.20 
  Mensah, Joseph Jamena c1971  * GHA0.001-0.0820-1.60 
  Ameku, David 1457 GHA0.001-0.6620-13.20 
  Charles, Haji Kiadii 1971  * LBR0.001-0.0820-1.60 
  Gyamfi, Kwame Adutwum 1520 GHA0.001-0.5720-11.40 
  Bonsu, Kwadwo Owusu Bempa 1845 GHA0.001-0.1720-3.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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